CVE-2021-31256

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Source
https://nvd.nist.gov/vuln/detail/CVE-2021-31256
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-31256.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-31256
Downstream
Published
2021-04-19T19:15:18Z
Modified
2025-10-21T06:21:49.999977Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N CVSS Calculator
Summary
[none]
Details

Memory leak in the stbl_GetSampleInfos function in MP4Box in GPAC 1.0.1 allows attackers to read memory via a crafted file.

References

Affected packages

Git / github.com/gpac/gpac

Affected ranges

Type
GIT
Repo
https://github.com/gpac/gpac
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
2da2f68bffd51d89b1d272d22aa8cc023c1c066e

Affected versions

v0.*

v0.5.2
v0.6.0
v0.6.1
v0.7.0
v0.7.1
v0.8.0
v0.9.0
v0.9.0-preview

v1.*

v1.0.0
v1.0.1

Database specific

vanir_signatures

[
    {
        "source": "https://github.com/gpac/gpac/commit/2da2f68bffd51d89b1d272d22aa8cc023c1c066e",
        "target": {
            "file": "src/isomedia/stbl_read.c"
        },
        "deprecated": false,
        "signature_version": "v1",
        "id": "CVE-2021-31256-05ee90d3",
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "271379964838622770638191838537824836551",
                "74850478146093276797840713117210784655",
                "21002431492837768195116458944965376348",
                "10439252769331870000504154050764030868",
                "270499913990714120200417959583955387157",
                "71653203197305157759355907345428642969",
                "192356018987768621237434183887153868824",
                "30849309437551593067950658740262982675"
            ]
        },
        "signature_type": "Line"
    },
    {
        "source": "https://github.com/gpac/gpac/commit/2da2f68bffd51d89b1d272d22aa8cc023c1c066e",
        "target": {
            "function": "stbl_GetSampleInfos",
            "file": "src/isomedia/stbl_read.c"
        },
        "deprecated": false,
        "signature_version": "v1",
        "id": "CVE-2021-31256-83bd733c",
        "digest": {
            "length": 4707.0,
            "function_hash": "178363004142591669781357107860031073898"
        },
        "signature_type": "Function"
    }
]